<div>
    <RadioGroup @bind-Value="radioValue5" Size="large">
        <Radio RadioButton Value="A">Hangzhou</Radio>
        <Radio RadioButton Value="B">Shanghai</Radio>
        <Radio RadioButton Value="C">Beijing</Radio>
        <Radio RadioButton Value="D">Chengdu</Radio>
    </RadioGroup>
    <br />
    <br />
    <RadioGroup @bind-Value="radioValue5">
        <Radio RadioButton Value="A">Hangzhou</Radio>
        <Radio RadioButton Value="B">Shanghai</Radio>
        <Radio RadioButton Value="C">Beijing</Radio>
        <Radio RadioButton Value="D">Chengdu</Radio>
    </RadioGroup>
    <br />
    <br />
    <RadioGroup @bind-Value="radioValue5" Size="small">
        <Radio RadioButton Value="A">Hangzhou</Radio>
        <Radio RadioButton Value="B">Shanghai</Radio>
        <Radio RadioButton Value="C">Beijing</Radio>
        <Radio RadioButton Value="D">Chengdu</Radio>
    </RadioGroup>

</div>
@code
{
    string radioValue5 = "A";
}